<?php
/*
=====================================================
DataLife Engine - by SoftNews Media Group
-----------------------------------------------------
https://dle-news.ru/
-----------------------------------------------------
Copyright (c) 2004-2025 SoftNews Media Group
=====================================================
This code is protected by copyright
=====================================================
File: zipextract.class.php
-----------------------------------------------------
Use: ZIP Extract class
=====================================================
*/
if( !defined( 'DATALIFEENGINE' ) ) {
header( "HTTP/1.1 403 Forbidden" );
header ( 'Location: ../../' );
die( "Hacking attempt!" );
}
class dle_zip_extract {
private $root = null;
public $zip;
private $ftp = null;
private $ssh = null;
private $sftp = null;
private $sftpDir = null;
public $folder_permission = 0755;
public $file_permission = 0644;
public $errors_list = array();
public $skip_index = array();
public $is_plugin = false;
public $zip_root = false;
public $zip_numfiles = 0;
public $zip_list_with_root = array();
function __construct( $zip_link = false ) {
global $lang;
$this->root = ROOT_DIR.'/';
if($zip_link) {
$this->zip = new ZipArchive();
if($this->zip->open( $zip_link, ZIPARCHIVE::CHECKCONS ) !== true) {
throw new RuntimeException($lang['upgr_f_error_16']);
}
$this->zip_numfiles = $this->zip->numFiles;
}
}
public function FtpConnect( $data ) {
global $lang;
if ( $data['type'] == 'ssh2' ) {
if( !function_exists('ssh2_connect') ) {
throw new RuntimeException($lang['upgr_f_error_10']);
}
$this->ssh = ssh2_connect( $data['server'], $data['port'] );
if ( $this->ssh === false ) {
throw new RuntimeException($lang['upgr_f_error_11'].' ' . $data['server'] . ', '.$lang['upgr_ftp_4'].' ' . $data['port']);
}
if ( !@ssh2_auth_password( $this->ssh, $data['username'], $data['password'] ) ) {
throw new RuntimeException($lang['upgr_f_error_12']);
}
$this->sftp = @ssh2_sftp( $this->ssh );
if ( $this->sftp === false ) {
throw new Exception($lang['upgr_f_error_13']);
}
if ( $data['path'] and !@ssh2_sftp_stat( $this->sftp, $data['path'] ) ) {
throw new RuntimeException( $lang['upgr_f_error_14'].' '.$data['path'] );
}
$this->sftpDir = ssh2_sftp_realpath( $this->sftp, $data['path'] ) . '/';
$stream = @fopen("ssh2.sftp://".intval($this->sftp).$this->sftpDir."index.php", 'r');
if(!$stream OR @stripos(stream_get_contents($stream), 'DATALIFEENGINE') === false ) {
throw new RuntimeException($lang['upgr_f_error_15']);
}
} else {
if ( $data['type'] == 'sslftp' ) {
$this->ftp = @ftp_ssl_connect( $data['server'], $data['port'], 5 );
} else {
$this->ftp = @ftp_connect( $data['server'], $data['port'], 5 );
}
if ( $this->ftp === false ) {
throw new RuntimeException($lang['upgr_f_error_11'].' ' . $data['server'] . ', '.$lang['upgr_ftp_4'].' ' . $data['port']);
}
if ( !@ftp_login( $this->ftp, $data['username'], $data['password'] ) ) {
$this->DisconnectFTP();
throw new RuntimeException($lang['upgr_f_error_12']);
}
@ftp_pasv( $this->ftp, true );
if ( $data['path'] AND !@ftp_chdir( $this->ftp, $data['path'] ) ) {
$this->DisconnectFTP();
throw new RuntimeException( $lang['upgr_f_error_14'].' '.$data['path'] );
}
$temp = fopen('php://temp', 'r+');
if (@ftp_fget($this->ftp, $temp, 'index.php', FTP_BINARY, 0)) {
rewind($temp);
if(stripos(stream_get_contents($temp), 'DATALIFEENGINE') === false ) throw new RuntimeException($lang['upgr_f_error_15']);
} else throw new RuntimeException($lang['upgr_f_error_15']);
}
}
public function DisconnectFTP() {
if ($this->ftp) {
if( $this->ftp !== false ) {
@ftp_close($this->ftp);
}
$this->ftp = null;
}
}
public function SetFilesRoot( $dir ) {
if ( substr($dir, -1) != '/' ) $dir = $dir.'/';
$this->root = $dir;
}
public function SetRootZipArchive( $dir ) {
if( !$dir ) return;
$file_list = array();
for ( $i = 0; $i < $this->zip->numFiles; $i++ ) {
if ( $this->zip->statIndex($i) ) {
$file = $this->zip->statIndex($i);
if ( substr($file['name'], -1) == '/' ) continue;
if( strpos($file['name'], $dir) === 0 ) {
$file_list[] = $file['index'];
}
}
}
if( count($file_list) ) {
$this->zip_root = $dir;
$this->zip_numfiles = count($file_list);
$this->zip_list_with_root = $file_list;
}
}
public function ExtractZipArchive( $offset = 0, $limit = 0 ) {
$done = 0;
if( !$limit ) $limit = $this->zip_numfiles;
for ( $i = 0; $i < $limit; $i++ ) {
$index = $offset + $i;
$extract_index = false;
if ( $this->zip_root ) {
if ( isset( $this->zip_list_with_root[$index] ) ) {
$extract_index = $this->zip_list_with_root[$index];
}
} else $extract_index = $index;
if ( $extract_index !== false AND $this->zip->statIndex($extract_index) ) {
$this->ExtractFile( $extract_index );
$done++;
}
}
return $done;
}
public function FixHtaccess() {
$data = $this->ReadFile( ".htaccess" );
if($data) {
if ( stripos($data, 'RewriteRule . index.php [L]') === false ) {
$data = <<<HTML
DirectoryIndex index.php
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule \.(jpg|jpeg|gif|ico|png|svg|webp|avif|js|css|mp3|ogg|mp4|mkv|avi|zip|rar|woff|woff2)(\?|$) - [L,NC,R=404]
RewriteRule ^sitemap.xml$ uploads/sitemap.xml [L]
RewriteRule ^google_news.xml$ uploads/google_news.xml [L]
RewriteRule ^static_pages.xml$ uploads/static_pages.xml [L]
RewriteRule ^category_pages.xml$ uploads/category_pages.xml [L]
RewriteRule ^tags_pages.xml$ uploads/tags_pages.xml [L]
RewriteRule ^news_pages(\d*?).xml$ uploads/news_pages$1.xml [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . index.php [L]
</IfModule>
HTML;
$this->WriteFile(".htaccess", $data);
}
}
if( isset($_SESSION['cronfile']) ) {
$data = $this->ReadFile($_SESSION['cronfile']);
if($data) {
$data = str_replace('$allow_cron = 0;', '$allow_cron = 1;', $data);
$this->WriteFile( $_SESSION['cronfile'], $data );
unset($_SESSION['cronfile']);
}
}
}
private function ExtractFile( $index ) {
global $config, $lang;
$file = $this->zip->statIndex($index);
if ( substr($file['name'], -1) == '/' ) return;
if( count($this->skip_index) AND in_array($index, $this->skip_index) ) return;
if ($file['name'] == ".htaccess") return;
if( $this->is_plugin ) {
$file['name'] = str_ireplace( '{THEME}', $config['skin'], $file['name'] );
}
if ( $this->zip_root ) {
$file['name'] = str_ireplace( $this->zip_root, '', $file['name'] );
}
$dir = dirname( $file['name'] );
$directories = array( $dir );
while ( $dir != '.' ) {
$dir = dirname( $dir );
if ( $dir != '.' ) {
$directories[] = $dir;
}
}
$directories = array_reverse( $directories );
foreach ( $directories as $dir ) {
if ( !is_dir( $this->root.$dir ) ) {
if ( $this->sftp ) {
if( !@ssh2_sftp_mkdir( $this->sftp, $this->sftpDir . $dir ) ) {
$this->errors_list[] = array( 'file' => $dir, 'error' => $lang['upgr_f_error_17'] );
}
}
if ( $this->ftp ) {
if( !@ftp_mkdir( $this->ftp, $dir ) ) {
$this->errors_list[] = array( 'file' => $dir, 'error' => $lang['upgr_f_error_17'] );
}
} else {
if( !@mkdir( $this->root.$dir, $this->folder_permission ) ) {
$this->errors_list[] = array( 'file' => $dir, 'error' => $lang['upgr_f_error_17'] );
} else {
@chmod( $this->root.$dir, $this->folder_permission );
}
}
}
}
$contents = $this->zip->getFromIndex($index);
if( $file['name'] == "admin.php" AND $file['name'] != $config['admin_path'] AND $config['admin_path'] ) {
$file['name'] = $config['admin_path'];
}
if( $file['name'] == "cron.php" AND isset($_SESSION['cronfile']) AND $file['name'] != $_SESSION['cronfile'] ) {
$file['name'] = $_SESSION['cronfile'];
}
if ( $this->sftp OR $this->ftp ) {
$tmpFile = tempnam( ENGINE_DIR . "/cache/system/", 'DLE' );
file_put_contents( $tmpFile, $contents );
if ( $this->sftp ) {
if( !@ssh2_scp_send( $this->ssh, $tmpFile, $this->sftpDir . $file['name'] ) ) {
$this->errors_list[] = array( 'file' => $file['name'], 'error' => $lang['upgr_f_error_18'] );
}
} else {
if( !@ftp_put( $this->ftp, $file['name'], $tmpFile, FTP_BINARY ) ) {
@ftp_chmod($this->ftp, $this->file_permission, $file['name']);
if( !@ftp_put( $this->ftp, $file['name'], $tmpFile, FTP_BINARY ) ) {
$this->errors_list[] = array( 'file' => $file['name'], 'error' => $lang['upgr_f_error_18'] );
}
}
}
@unlink( $tmpFile );
} else {
if( @file_exists( $this->root.$file['name'] ) AND !@is_writable( $this->root.$file['name'] ) ) {
@chmod( $this->root.$file['name'], $this->file_permission );
}
$fh = @fopen( $this->root.$file['name'], 'w+b' );
if ( $fh !== false ) {
if ( @fwrite( $fh, $contents ) !== false ) {
@chmod( $this->root.$file['name'], $this->file_permission );
} else $this->errors_list[] = array( 'file' => $file['name'], 'error' => $lang['upgr_f_error_18'] );
@fclose($fh);
} else $this->errors_list[] = array( 'file' => $file['name'], 'error' => $lang['upgr_f_error_18'] );
}
}
private function ReadFile( $file ) {
$data = '';
if ( $this->sftp ) {
$temp = @fopen("ssh2.sftp://".intval($this->sftp).$this->sftpDir.$file, 'r');
if($temp) {
$data = stream_get_contents($temp);
@fclose($temp);
}
} elseif( $this->ftp ) {
$temp = fopen('php://temp', 'r+');
if (@ftp_fget($this->ftp, $temp, $file, FTP_BINARY, 0)) {
rewind($temp);
$data = stream_get_contents($temp);
@fclose($temp);
}
} else {
$data = file_get_contents($this->root.$file);
}
return $data;
}
private function WriteFile( $file, $contents ) {
global $lang;
if ( $this->sftp OR $this->ftp ) {
$tmpFile = tempnam( ENGINE_DIR . "/cache/system/", 'DLE' );
file_put_contents( $tmpFile, $contents );
if ( $this->sftp ) {
if( !@ssh2_scp_send( $this->ssh, $tmpFile, $this->sftpDir . $file ) ) {
$this->errors_list[] = array( 'file' => $file, 'error' => $lang['upgr_f_error_18'] );
}
} else {
if( !@ftp_put( $this->ftp, $file, $tmpFile, FTP_BINARY ) ) {
@ftp_chmod($this->ftp, $this->file_permission, $file);
if( !@ftp_put( $this->ftp, $file, $tmpFile, FTP_BINARY ) ) {
$this->errors_list[] = array( 'file' => $file, 'error' => $lang['upgr_f_error_18'] );
}
}
}
@unlink( $tmpFile );
} else {
if( @file_exists( $this->root.$file ) AND !@is_writable( $this->root.$file ) ) {
@chmod( $this->root.$file, $this->file_permission );
}
$fh = @fopen( $this->root.$file, 'w+b' );
if ( $fh !== false ) {
if ( @fwrite( $fh, $contents ) !== false ) {
@chmod( $this->root.$file, $this->file_permission );
} else $this->errors_list[] = array( 'file' => $file, 'error' => $lang['upgr_f_error_18'] );
@fclose($fh);
} else $this->errors_list[] = array( 'file' => $file, 'error' => $lang['upgr_f_error_18'] );
}
}
}